Figure S9. Taping test of AgNW films. (a) and (c) SEM images of non-treatedAgNW film before and after taping with a scotch tape. (b) and (d) SEM images oftreated AgNW film before and after taping. The result shows that the moisture-treatedAgNW film has a stronger adhesion with the substrate. Inset in panel (c) shows thetraces of AgNWs before peeling off as indicated by the arrows.